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nitroglycerin

[nahy-truh-glis-er-in] /ˌnaɪ trəˈglɪs ər ɪn/
noun, Chemistry, Pharmacology
1.
a colorless, thick, oily, flammable, highly explosive, slightly water-soluble liquid, C 3 H 5 N 3 O 9 , prepared from glycerol with nitric and sulfuric acids: used chiefly as a constituent of dynamite and other explosives, in rocket propellants, and in medicine as a vasodilator in the treatment of angina pectoris.
Also, nitroglycerine
[nahy-truh-glis-er-in, -uh-reen] /ˌnaɪ trəˈglɪs ər ɪn, -əˌrin/ (Show IPA)
.
Also called glonoin, glyceryl trinitrate, trinitroglycerin.
Origin
1855-1860
1855-60; nitro- + glycerin
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for nitroglycerin
  • It was a clock bomb, rather crudely made but fueled by ten gallons of nitroglycerin.
  • nitroglycerin is a medicine that helps relax the blood vessels leading to the heart.
  • nitroglycerin decreases blood pressure and opens the blood vessels around the heart, increasing blood flow.
  • The pain usually occurs with activity or emotion, and goes away with rest or a medicine called nitroglycerin.
British Dictionary definitions for nitroglycerin

nitroglycerine

/ˌnaɪtrəʊˈɡlɪsəˌriːn/
noun
1.
a pale yellow viscous explosive liquid substance made from glycerol and nitric and sulphuric acids and used in explosives, and in medicine as a vasodilator. Formula: CH2NO3CHNO3CH2NO3 Also called trinitroglycerine
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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nitroglycerin in Medicine

nitroglycerin ni·tro·glyc·er·in or ni·tro·glyc·er·ine (nī'trō-glĭs'ər-ĭn, -trə-)
n.
A thick, pale yellow liquid that is explosive on concussion or exposure to sudden heat, used as a vasodilator in medicine.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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nitroglycerin in Science
nitroglycerin
  (nī'trō-glĭs'ər-ĭn)   
A thick, pale-yellow, explosive liquid formed by treating glycerin with nitric and sulfuric acids. It is used to make dynamite and in medicine to dilate blood vessels. Chemical formula: C3H5N3O9.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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